BMC Plant Biology,
Journal Year:
2022,
Volume and Issue:
22(1)
Published: Jan. 27, 2022
Abstract
Background
Tea
plants
originated
in
southwestern
China.
Guizhou
Plateau
is
an
original
center
of
tea
plants,
and
rich
germplasm
resources.
However,
the
genetic
diversity,
population
structure
distribution
characteristics
cultivated-type
region
are
unknown.
In
this
study,
we
explored
diversity
geographical
accessions
Plateau.
Results
We
used
112,072
high-quality
genotyping-by-sequencing
to
analyze
principal
components,
phylogeny,
structure,
linkage
disequilibrium,
develop
a
core
collection
253
plant
from
The
results
showed
Genetic
Pearl
River
Basin
was
significantly
higher
than
that
Yangtze
Basin.
Three
inferred
pure
groups
(CG-1,
CG-2
CG-3)
one
admixture
group
(CG-4),
were
identified
by
analysis,
verified
component
phylogenetic
analyses.
highest
distance
differentiation
coefficients
determined
for
vs
CG-3.
lower
CG-4
CG-3,
respectively.
developed
set
primary
set.
sets
contained
77.0
33.6%
all
individuals
initial
set,
may
serve
as
genome-wide
association
studies,
while
multiple
treatment
setting
studies.
Conclusions
present
study
demonstrated
Significant
differences
evolutionary
direction
detected
between
ancient
landraces
those
Major
rivers
hubs
largely
responsible
exchange
well
formation
group.
elucidated
will
facilitate
further
protection,
breeding
plants.
Journal of Experimental Botany,
Journal Year:
2021,
Volume and Issue:
72(8), P. 2857 - 2876
Published: Jan. 18, 2021
Abstract
With
the
growth
of
global
population
and
increasing
frequency
natural
disasters,
crop
yields
must
be
steadily
increased
to
enhance
human
adaptability
risks.
Pre-harvest
sprouting
(PHS),
a
term
mainly
used
describe
phenomenon
in
which
grains
germinate
on
mother
plant
directly
before
harvest,
is
serious
problem
for
agricultural
production.
After
domestication,
dormancy
level
cultivated
crops
was
generally
lower
than
that
their
wild
ancestors.
Although
shortened
period
likely
improved
industrial
performance
cereals
such
as
wheat,
barley,
rice,
maize,
excessive
germination
rate
has
caused
frequent
PHS
areas
with
higher
rainfall,
resulting
great
economic
losses.
Here,
we
systematically
review
causes
its
consequences,
major
indicators
methods
assessment,
emphasize
biological
significance
Wheat
quantitative
trait
loci
functioning
control
are
also
comprehensively
summarized
meta-analysis.
Finally,
use
Arabidopsis
model
develop
more
complete
regulatory
networks
wheat.
The
integration
this
information
conducive
development
custom-made
lines
suitable
different
demands
regions,
improving
benefits.
Plants,
Journal Year:
2025,
Volume and Issue:
14(2), P. 148 - 148
Published: Jan. 7, 2025
Heat
stress
is
one
of
the
major
concerns
for
wheat
production
worldwide.
Morphological
parameters
such
as
germination,
leaf
area,
shoot,
and
root
growth
are
affected
by
heat
stress,
with
physiological
including
photosynthesis,
respiration,
water
relation.
also
leads
to
generation
reactive
oxygen
species
that
disrupt
membrane
systems
thylakoids,
chloroplasts,
plasma
membrane.
The
deactivation
photosystems,
reduction
in
inactivation
Rubisco
affect
photo-assimilates
their
allocation,
consequently
resulting
reduced
grain
yield
quality.
development
thermo-tolerant
varieties
most
efficient
fundamental
approach
coping
global
warming.
This
review
provides
a
comprehensive
overview
various
aspects
related
tolerance
wheat,
damages
caused
mechanisms
tolerance,
genes
or
QTLs
regulating
methodologies
breeding
cultivars
high
tolerance.
Such
insights
essential
developing
potential
response
an
increasingly
warmer
environment.
The Plant Cell,
Journal Year:
2023,
Volume and Issue:
35(12), P. 4199 - 4216
Published: Aug. 30, 2023
Breeding
has
dramatically
changed
the
plant
architecture
of
wheat
(Triticum
aestivum),
resulting
in
development
high-yielding
varieties
adapted
to
modern
farming
systems.
However,
how
breeding
shaped
genomic
this
crop
remains
poorly
understood.
Here,
we
performed
a
comprehensive
comparative
analysis
whole-genome
resequencing
panel
355
common
accessions
(representing
diverse
landraces
and
cultivars
from
China
United
States)
at
phenotypic
levels.
The
genetic
diversity
was
clearly
reduced
compared
landraces.
Consistent
with
these
changes,
most
phenotypes
States
were
significantly
altered.
Of
21
agronomic
traits
investigated,
8
showed
convergent
changes
between
2
countries.
Moreover,
207
loci
associated
traits,
more
than
half
overlapped
regions
that
evidence
selection.
distribution
selected
Chinese
American
suggests
for
increased
productivity
accomplished
by
pyramiding
both
shared
region-specific
variants.
This
work
provides
framework
understand
adaptation
agricultural
production
environments,
as
well
guidelines
optimizing
strategies
design
better
varieties.
